3M Speedglas Welding Filter Kit with Auto Darkening Filter 9100XXi and Silver Front Panel, 06-0000-30i-KIT Auto darkening filter with improved optics allows welders to see more realistic colors Optical quality gives worker a precise view of the work area The 9100XXi silver front panel houses external controls, enabling fast and easy access to the grinding and memory modes. Two memory modes that allow worker to set individual settings for dark shade, light-to-dark switching sensitivity, and dark-to-light delay Selectable Shades 5, 8-13 and Shade 3 light state Grab and go with auto-on allows welders to work quickly For Use With all 3M Speedglas welding helmet series 9100 and 9100 Air